Genetic analysis of a meiotic recombination hotspot on chromosome III of Saccharomyces cerevisiae

L. S. Symington, A. Brown, S. G. Oliver, P. Greenwell, T. D. Petes

    Research output: Contribution to journalArticlepeer-review

    Abstract

    In a previous study, we analyzed meiotic recombination events that occurred in the 22-kb region (LEU2 to CEN3) of chromosome III of Sacchromyces cerevisiae. We found one region with an enhanced level of crossovers (a hotspot) and one region with a depressed level of crossovers. In this study, we show that about one-third of the crossovers that occur between LEU2 and CEN3 are initiated in a 1.3-kb region located approximately 6 kb from the centromere. Both crossovers and gene conversion events are initiated at this site. Events initiated at this position can be resolved as crossovers in regions located either centromere-distally or centromere-proximally from the initiation site.
    Original languageEnglish
    Pages (from-to)717-727
    Number of pages10
    JournalGenetics
    Volume128
    Issue number4
    Publication statusPublished - 1991

    Research Beacons, Institutes and Platforms

    • Manchester Institute of Biotechnology

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